let elementStyle = document.createElement('div').style

let vendor = (() => {
    let transformNames = {
        webkit: 'webkitTransform',
        Moz: 'MozTransform',
        O: 'OTransform',
        ms: 'msTransform',
        standard: 'transform'
    }

    for (let key in transformNames) {
        if (elementStyle[transformNames[key]] !== undefined) return key
    }
    return false
})()

export function prefix(style) {
    if (vendor === false) return false
    if (vendor === 'standard') return style
    return vendor + style.charAt(0).toUpperCase() + style.substr(1)
}